Tonnage nitrogen air separation with side reboiler condenser

Details Tonnage nitrogen air separation with side reboiler condenser Tonnage nitrogen air separation with side reboiler condenser

1985-10-29

1986-10-14

Capossela, Ronald C.

Refrigeration

Processes

Circulating external gas

62 24, 62 29, 62 32, 62 42, F25J 300

Patent

active

046170367

ABSTRACT:
A cryogenic distillative separation of air to recover nitrogen in large quantities and at relatively high pressure wherein a portion of the nitrogen reflux for the distillation is achieved by heat exchanging nitrogen gas in a side reboiler against waste oxygen at reduced pressure.

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patent: 4464191 (1984-08-01), Erickson
patent: 4543115 (1985-09-01), Agrawal et al.

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